diff --git a/library.json b/library.json
index 35b78cb..d4006f2 100644
--- a/library.json
+++ b/library.json
@@ -18,5 +18,8 @@
     ],
     "license": "MIT",
     "frameworks": "*",
-    "platforms": "*"
+    "platforms": "*",
+    "build": {
+      "srcDir": "esp-gfx"
+    }
 }
\ No newline at end of file